Robtex

Up: 212.127.0.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 212.127.0.0/20
Down right: 212.127.16.0/20

IP	Type	Hostname
212.127.0.0	PTR	212.127.0.0.eu.bt.net
212.127.0.3	PTR	212.127.0.3.eu.bt.net
212.127.0.32	PTR	212.127.0.32.eu.bt.net
212.127.0.35	PTR	212.127.0.35.eu.bt.net
212.127.0.64	PTR	212.127.0.64.eu.bt.net
212.127.0.99	PTR	212.127.0.99.eu.bt.net
212.127.0.129	PTR	212.127.0.129.eu.bt.net
212.127.0.226	PTR	212.127.0.226.eu.bt.net
212.127.0.226	A	mail2.flexsys.com
212.127.0.236	A	ruabon-works.com
212.127.1.66	PTR	212-127-1-66.eu.bt.net
212.127.1.96	PTR	212-127-1-96.eu.bt.net
212.127.2.35	A	xestia.co.uk
212.127.2.35	A	ms1.helstonisp.net
212.127.2.41	A	mailserver.3xe.co.uk
212.127.2.48	A	ns1.davemarks.net
212.127.2.49	PTR	ns1.cornwalldatacentre.net
212.127.2.70	A	mx.3bint.biz
212.127.2.71	A	mail.cornwallcloudservices.net
212.127.2.71	A	cornwallcloudservices.net
212.127.2.75	A	mx.carnmeal.com
212.127.4.172	PTR	212-127-4-172.eu.bt.net
212.127.4.172	A	zgesmtpgw.zeon-europe.com
212.127.4.255	PTR	212-127-4-255.eu.bt.net
212.127.7.19	PTR	mail03.schroders.com
212.127.8.129	PTR	212-127-8-129.eu.bt.net
212.127.8.160	PTR	212-127-8-160.eu.bt.net
212.127.8.161	PTR	212-127-8-161.eu.bt.net
212.127.8.192	PTR	212-127-8-192.eu.bt.net
212.127.8.194	PTR	212-127-8-194.eu.bt.net
212.127.8.195	PTR	212-127-8-195.eu.bt.net
212.127.8.226	PTR	212-127-8-226.eu.bt.net
212.127.8.227	PTR	212-127-8-227.eu.bt.net
212.127.10.3	PTR	212-127-10-3.eu.bt.net
212.127.10.67	PTR	212-127-10-67.eu.bt.net
212.127.11.6	PTR	212-127-11-6.eu.bt.net
212.127.11.6	A	mail.rotring.de
212.127.12.254	A	mailhost.lcc.gov.zm
212.127.14.96	PTR	212-127-14-96.eu.bt.net
212.127.14.128	PTR	212-127-14-128.eu.bt.net
212.127.14.163	PTR	212-127-14-163.eu.bt.net
212.127.14.193	PTR	212-127-14-193.eu.bt.net
212.127.14.225	PTR	212-127-14-225.eu.bt.net
212.127.20.63	PTR	212-127-20-63.eu.bt.net
212.127.20.128	PTR	212-127-20-128.eu.bt.net
212.127.21.109	PTR	www.sega-europe.com
212.127.21.143	PTR	motd.quake.dream-key.com
212.127.21.200	PTR	master.pso.dream-key.com
212.127.21.201	PTR	pso2.pso.dream-key.com
212.127.21.202	PTR	pso3.pso.dream-key.com
212.127.27.12	A+PTR	mail.eid.invesco.com
212.127.28.0	PTR	212-127-28-0.eu.bt.net
212.127.28.2	PTR	212-127-28-2.eu.bt.net
212.127.28.34	PTR	212-127-28-34.eu.bt.net
212.127.28.35	PTR	212-127-28-35.eu.bt.net
212.127.28.99	PTR	212-127-28-99.eu.bt.net
212.127.28.193	PTR	212-127-28-193.eu.bt.net
212.127.30.10	A	mail1.ibji.co.uk
212.127.30.13	A	stratiis.co.uk